資源列表 Look, listen and say.mp3 Unit 2 Lesson 2 Learn to say..mp4 Unit 2_Lesson 2_1. Look, listen and say..mp3 Unit 2_Lesson 2_4. Listen and match..mp3 Unit 2_Lesson 2_5. Learn to say..mp3 縮略圖、資源來源于二一教育資源庫